package com.foreknow.test_Exception;

public class Test {
    public static int add (int a , int b) throws NegativeNumberException{
        if (a<0||b<0){
            throw new NegativeNumberException();
        }
        return a+b;
    }

    public static void main(String[] args) {
        try {
            int x = Test.add(-3, 5);
            System.out.println(x);
        } catch (NegativeNumberException e){
            e.printStackTrace();
        }
    }
}
